Surgical Timing and Outcomes After PDA Ligation in Medically Refractory Very Low Birth Weight Infants: A Contemporary Single Center Cohort

Yi-Shiuan(Keira) Lin, China Medical University Children's Hospital, Taichung, Taichung, Taiwan (Republic of China); Cheyenne HsiangYu. Lin, China Medical University Children's Hospital, Beitun, Taichung, Taiwan (Republic of China); Hao-wen Cheng, China Medical University Children’s Hospital, Taichung, Taichung, Taiwan (Republic of China); BaiHorng Su, China Medical University Children’s Hospital, Taichung, Taichung, Taiwan (Republic of China)